* {
    padding: 0;
    margin: 0;
    list-style: none;
}

.head {
    height: 60px;
    padding: 10px 20px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;
}

.head input {
    height: 35px;
    width: 80%;
    border-radius: 15px;
    outline: none;
}

.head .sechBtn {
    width: 45px;
    height: 30px;
    border-radius: 10px;
    background-color: #e93b3d;
    color: #fff;
    margin-top: 5px;
    border: none;
}

.titl {
    padding: 0px 20px;
    height: 40px;
    line-height: 40px;
    display: flex;
    justify-content: space-between;
}

.titl h3 {
    font-size: 18px;

}

.titl .clearBtn {
    margin-top: 10px;
    border: none;
    font-size: 18px;
    color: #666;
}

.list {
    padding: 0px 20px;
    display: flex;
    flex-wrap: wrap;
}

.list li {
    background-color: #ccc;
    color: #fff;
    height: 30px;
    line-height: 30px;
    text-align: center;
    margin-right: 10px;
    margin-bottom: 10px;
}